COMPANION APP
Control Your Dome
Real-time monitoring, automated climate control, UV-C sterilization — all from your phone. Open-source under MIT license.
Screenshots from the Void Core companion app
FEATURES
Everything You Need
Real-Time Monitoring
Temperature, humidity, and pressure at a glance. Updates every 2 seconds.
Climate Control
Set your target humidity and let the PID controller maintain it automatically.
UV-C Sterilization
15-minute sterilization cycles with hardware safety interlock.
Open Source
Fork it, modify it, make it yours. MIT licensed, no lock-in.
LIVE DEMO
Try It Now
No installation needed. This is the real app running with simulated sensor data.
Running with mock data — connect to a real dome for live readings
GET INVOLVED
Three Ways In
The Void Grows is built in the open. Choose your level of involvement.
Tinker
Fork the code, customize firmware, edit parameters, make it yours.
- Full source code on GitHub
- CERN-OHL-P-2.0 hardware license
- MIT software license
- Modify everything — no restrictions
Build
Assemble the hardware kit, flash firmware, connect the app, grow mushrooms.
- Download STL files for 3D printing
- Follow the step-by-step build guide
- Source components from the BOM
- Flash firmware via PlatformIO
Support
Back on Kickstarter when ready, help fund manufacturing, get a pre-built unit.
- Pre-built units — no assembly required
- Early-bird pricing for backers
- Help fund the production run
- Get progress updates by email
Get notified when the Kickstarter launches:
Join the community. No spam, ever.
PHILOSOPHY
You Own Everything
The code, the hardware designs, the data. No cloud lock-in, no subscription fees, no vendor dependencies. The Void Grows is built on the belief that open tools make better growers — and better communities.